Only after passing Stage A is a candidate evaluated across five weighted criteria designed around long-term household reliability rather than short-term commission rates:
1. Accuracy & Reliability
30 / 100
Measurement repeatability, sensor or filtration consistency, and dependable day-to-day performance.
2. Scientific Evidence & Validation
25 / 100
Published clinical validation records, recognised standard testing, and established operating mechanism.
3. Practical Customer Usefulness
20 / 100
Ease of operation for seniors and families, suitability for Kerala and Indian homes, and manageable consumable upkeep.
4. Build Quality, Warranty & Service
15 / 100
Physical durability, transparent warranty terms, and reachable service support in Kerala and across India.
5. Value for Money (Total Cost of Ownership)
10 / 100
Fair overall cost factoring in replacement cuffs, filters, nebuliser kits, batteries, or app subscriptions.